Exposure
ID
GRAVI.2021-11-03T05:29:09.737_1
Header ID
GRAVI.2021-11-03T05:29:09.737
Date updated
2021-11-03 05:41:03 UTC+0000
Release date
2021-11-03 05:29:09 UTC+0000
UTC Start
2021-11-03 05:29:09.737
UTC End
2021-11-03 05:33:09.737
MJD Start
59521.22858492
MJD End
59521.2313626978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0093495
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.34
Observation
ID
48712
Category
calibrator
Program ID
108.224U.001
Program Title
SPATIALLY RESOLVING BETELGEUSE AND VY CMA, THE CORNERSTONES OF THE RED SUPERGIANT FAMILY
Program Type
Normal
PI / COI
MONTARGES/ LEBRE/ DUPREE/ HUMPHREYS/ CANNON/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ BRUNO
Target
ID
33276
Name
HD_44945
RA
96.193344
DEC
3.76324
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1400 25.1740 137.3000 137.2000
A0-D0 21.1710 21.5810 68.1000 68.4000
A0-C1 20.3530 20.5120 118.4410 118.1310
B2-D0 26.5210 26.5620 5.6000 6.4000
B2-C1 8.8370 8.8510 5.5780 6.3480
D0-C1 17.6830 17.7110 185.6440 186.4160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.224U.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59521.22858492
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD_44945
HIERARCH ESO INS SOBJ NAME HD_44945
RA 96.193344
DEC 3.76324
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 25.14
HIERARCH ESO ISS PBL12 END 25.174
HIERARCH ESO ISS PBLA12 START 137.3
HIERARCH ESO ISS PBLA12 END 137.2
HIERARCH ESO ISS PBL13 START 21.171
HIERARCH ESO ISS PBL13 END 21.581
HIERARCH ESO ISS PBLA13 START 68.1
HIERARCH ESO ISS PBLA13 END 68.4
HIERARCH ESO ISS PBL14 START 20.353
HIERARCH ESO ISS PBL14 END 20.512
HIERARCH ESO ISS PBLA14 START 118.441
HIERARCH ESO ISS PBLA14 END 118.131
HIERARCH ESO ISS PBL23 START 26.521
HIERARCH ESO ISS PBL23 END 26.562
HIERARCH ESO ISS PBLA23 START 5.6
HIERARCH ESO ISS PBLA23 END 6.4
HIERARCH ESO ISS PBL24 START 8.837
HIERARCH ESO ISS PBL24 END 8.851
HIERARCH ESO ISS PBLA24 START 5.578
HIERARCH ESO ISS PBLA24 END 6.348
HIERARCH ESO ISS PBL34 START 17.683
HIERARCH ESO ISS PBL34 END 17.711
HIERARCH ESO ISS PBLA34 START 185.644
HIERARCH ESO ISS PBLA34 END 186.416
HIERARCH ESO ISS AMBI TAU0 START 0.010387
HIERARCH ESO ISS AMBI TAU0 END 0.008312
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.35